#include<bits/stdc++.h>
using namespace std;
int a[100010],n,x=1,ans2;
int main(){
    freopen("duel.in","r",stdin);
    freopen("duel.out","w",stdout);
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);
    cin>>n;
    ans2=n;
    for(int i=1;i<=n;i++)
        cin>>a[i];
    sort(a+1,a+n+1);
    for(int i=2;i<=n;i++){
        if(a[i]>a[x]){
            ans2--;
            x++;
        }
    }
    cout<<ans2<<"\n";
    return 0;
}